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#include <cppunit/extensions/HelperMacros.h>
#include "../libnyu/StrPool.hpp"
#include "../libnyu/String.hpp"
#include "../libnyu/MemoryManager.hpp"
#include <cstring>

using namespace nyu;

class StrPoolTest : public CPPUNIT_NS::TestFixture {
    CPPUNIT_TEST_SUITE(StrPoolTest);
    CPPUNIT_TEST(testInitialize);
    CPPUNIT_TEST(testGet1);
    CPPUNIT_TEST(testGet2);
    CPPUNIT_TEST(testGet3);
    CPPUNIT_TEST_SUITE_END();

public:
    void testInitialize() {
        CPPUNIT_ASSERT(!StrPool::getInstance());

        StrPool::initialize();

        CPPUNIT_ASSERT(StrPool::getInstance());

        StrPool::finalize();

        CPPUNIT_ASSERT(!StrPool::getInstance());
    }

    void testGet1() {
        StrPool::initialize();

        char* cstr = ::strdup("TEST");
        String* str1 = StrPool::get(cstr);
        String* str2 = StrPool::get(cstr);
        CPPUNIT_ASSERT_EQUAL(str1, str2);

        char* cstr2 = ::strdup("TEST");
        String* str3 = StrPool::get(cstr2);
        CPPUNIT_ASSERT_EQUAL(str1, str3);

        str1->unref();
        str2->unref();
        str3->unref();

        StrPool::finalize();

        MemoryManager& mm = MemoryManager::getInstance();
        CPPUNIT_ASSERT_EQUAL(mm.countAlivedObjects(), size_t(0));
    }

    void testGet2() {
        StrPool::initialize();

        String* str1 = StrPool::get("TEST");
        String* str2 = StrPool::get("TEST");
        CPPUNIT_ASSERT_EQUAL(str1, str2);

        str1->unref();
        str2->unref();

        StrPool::finalize();

        MemoryManager& mm = MemoryManager::getInstance();
        CPPUNIT_ASSERT_EQUAL(mm.countAlivedObjects(), size_t(0));
    }

    void testGet3() {
        StrPool::initialize();

        String* str1 = StrPool::get("TEST", true);
        String* str2 = StrPool::get("TEST", true);
        CPPUNIT_ASSERT_EQUAL(str1, str2);

        StrPool::finalize();

        MemoryManager& mm = MemoryManager::getInstance();
        CPPUNIT_ASSERT_EQUAL(mm.countAlivedObjects(), size_t(0));
    }
};

CPPUNIT_TEST_SUITE_REGISTRATION(StrPoolTest);
